Cleaning brush



FIG. 1 is a front and top perspective view of a cleaning brush, showingmy new design;

FIG. 2 is a rear and bottom perspective view thereof;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a right side elevation view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof; and

FIG. 9 is an enlarged perspective view of detail “9” identified in FIG.1 ;

FIG. 10 is an enlarged perspective view of detail “10” identified inFIG. 1 ;

FIG. 11 is another perspective view thereof, shown in an alternativeposition; and,

FIG. 12 is another perspective view thereof, shown in an alternativeposition.

The dashed lines in the figures illustrate portions of the cleaningbrush that form no part of the claimed design. The dash dot dash linesin FIGS. 1, 9 and 10 are for the purpose of illustrating the enlargedviews indicators and form no part of the claimed design.

CLAIM The ornamental design for a cleaning brush, as shown anddescribed.